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Official data from INPI

COMPOSIÇÃO LÍQUIDA AMACIANTE DE TECIDOS

PublicadaInvention Patent

Application data

Number

PI8800833

Type

Invention Patent

Filing

02/26/1988

Publication

10/04/1988

Progress at the INPI

  1. Filing02/26/88
  2. Publication10/04/88
  3. Examination07/31/90
  4. Allowance09/26/95
  5. Grant04/30/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

B. T. (pessoa física)

GB

E. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

87.04711 · 02/27/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/04/1988

RPI 937

Pedido de patente depositado

#2.1

06/21/1988

RPI 922

Carta-patente expirada

#21.1

Patente extinta em 26/02/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/26/1995

RPI 1295

Exigência - art. 36 da LPI

#6.1

02/07/1995

RPI 1262

Exigência - art. 36 da LPI

#6.1

11/30/1993

RPI 1200

Solicitação de exame técnico

#4.1

07/31/1990

RPI 1026

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